Hornbeck Offshore Services IHOS

13F holders, Q4 2025 (December 31)
265holders +20
48new positions
32sold out
8famous investors
$6.27avg. 13F price*

At the end of Q4 2025, 265 institutions reported holding Hornbeck Offshore Services I (HOS) in their 13F filings, up 20 from Q3 2025. 48 opened new positions and 32 sold out. The largest holders were BlackRock, Inc. ($136.1M), Vanguard Group Inc. ($82.0M) and Dimensional Fund Advisors LP ($54.6M). 8 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Hornbeck Offshore Services I
Filed as
HELIX ENERGY SOLUTIONS GRP I (Q4 2025)
CUSIP
42330P107
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300 Q1 2024: 223Q1 2024Q2 2024: 242Q2 2024Q3 2024: 238Q3 2024Q4 2024: 241Q4 2024Q1 2025: 256Q1 2025Q2 2025: 253Q2 2025Q3 2025: 245Q3 2025Q4 2025: 265Q4 2025Q1 2026: 274Q1 2026Q2 2026: 285Q2 2026

Total Exit/New Position Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions48$41.5M
Exits32$32.0M

All 13F filers, Q3 2025 → Q4 2025: 14,115,379 shares bought and 12,763,804 shares sold, net +1,351,575 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 265 holders

BlackRock, Inc. 0.00% Add +1.3% 21,699,620 $136.1M
Vanguard Group Inc. 0.00% Reduce -1.8% 13,070,701 $82.0M
Dimensional Fund Advisors LP 0.01% Reduce -1.7% 8,709,919 $54.6M
State Street Corp. 0.00% Add +6.3% 6,263,543 $39.3M
American Century Companies Inc. 0.02% Reduce -5.0% 5,128,905 $32.2M
Invesco Ltd. 0.00% Add +58.6% 4,968,078 $31.1M
Principal Financial Group Inc. 0.02% Reduce -1.5% 4,734,234 $29.7M
Geode Capital Management, LLC 0.00% Add +0.4% 3,278,916 $20.6M
Wellington Management Group LLP 0.00% Reduce -2.6% 3,155,143 $19.8M
Systematic Financial Management LP 0.44% Reduce -0.9% 2,997,142 $18.8M
Charles Schwab Investment Management Inc. 0.00% Reduce -0.8% 2,544,407 $16.0M
Morgan Stanley 0.00% Add +30.4% 2,220,411 $13.9M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.01% New 2,092,112 $13.1M
Van Eck Associates Corp. 0.01% Add +15.2% 1,954,102 $12.3M
Public Employees Retirement Association of Colorado 0.04% No change 1,873,615 $11.7M
Gate City Capital Management, LLC 5.08% Reduce -23.5% 1,872,195 $11.7M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.02% Add +2.8% 1,860,254 $11.7M
Northern Trust Corp. 0.00% Reduce -4.2% 1,628,262 $10.2M
Qube Research & Technologies Ltd 0.01% Add +17.4% 1,460,679 $9.2M
Panagora Asset Management Inc. 0.03% Add +3.2% 1,341,719 $8.4M
Goldman Sachs Group Inc. 0.00% Add +1.3% 1,326,903 $8.3M
Adage Capital Partners Gp, L.L.C. 0.01% Reduce -21.2% 1,300,000 $8.2M
D. E. Shaw & Co. 0.01% Add +71.2% 1,184,110 $7.4M
CenterBook Partners LP 0.36% Add +3.9% 1,172,077 $7.3M
Point72 Asset Management 0.01% New 1,089,044 $6.8M
Hotchkis & Wiley Capital Management LLC 0.02% Reduce -1.1% 1,033,103 $6.5M
Renaissance Technologies 0.01% Add +298.8% 1,005,939 $6.3M
Bridgeway Capital Management, LLC 0.13% Add +3.4% 959,745 $6.0M
Balyasny Asset Management L.P. 0.01% New 925,829 $5.8M
Tensile Capital Management LP 0.69% Reduce -34.2% 849,946 $5.3M
Bank of New York Mellon Corp 0.00% Add +1.8% 848,084 $5.3M
UBS Group AG 0.00% Reduce -29.9% 735,712 $4.6M
Voloridge Investment Management, LLC 0.02% Add +47.5% 710,543 $4.5M
Citadel Advisors 0.00% Reduce -9.0% 672,234 $4.2M
Voya Investment Management LLC 0.00% Reduce -4.8% 631,996 $4.0M
Empowered Funds, LLC 0.07% Add +5.3% 629,339 $3.9M
Simcoe Capital LLC 3.59% — 608,632 $3.8M
Jane Street Group, LLC 0.00% Add +111.9% 599,326 $3.8M
Ameriprise Financial Inc. 0.00% Add +49.7% 599,302 $3.8M
FMR LLC 0.00% Add +23.9% 569,437 $3.6M
First Eagle Investment Management, LLC 0.01% Add +5.8% 559,858 $3.5M
Kennedy Capital Management LLC 0.07% Add +0.3% 559,666 $3.5M
JPMorgan Chase & Co. 0.00% Add +6.4% 523,733 $3.3M
Public Sector Pension Investment Board 0.01% Reduce -11.2% 473,742 $3.0M
Russell Investments Group, Ltd. 0.00% Add +29.0% 462,026 $2.9M
Assenagon Asset Management S.A. 0.00% Add +0.9% 408,286 $2.6M
Rhumbline Advisers 0.00% Reduce -2.9% 406,348 $2.5M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +1.3% 402,769 $2.5M
Nuveen, LLC 0.00% Reduce 0.0% 388,800 $2.4M
Trexquant Investment LP 0.02% New 361,051 $2.3M
CSM Advisors, LLC 0.06% Reduce -34.5% 360,315 $2.3M
Bank of America Corp. 0.00% Reduce -17.0% 355,591 $2.2M
Legal & General Group Plc 0.00% Reduce -15.4% 346,024 $2.2M
Arrowstreet Capital, Limited Partnership 0.00% New 337,565 $2.1M
Prudential Financial Inc. 0.00% Reduce -18.5% 316,424 $2.0M
Tudor Investment Corporation 0.01% Add +145.9% 299,611 $1.9M
State of Wisconsin Investment Board 0.00% Add +0.1% 296,559 $1.9M
Barclays PLC 0.00% Add +21.2% 293,615 $1.8M
Swiss National Bank 0.00% Reduce -1.4% 275,200 $1.7M
Millennium Management 0.00% Reduce -93.5% 260,029 $1.6M
Verition Fund Management LLC 0.01% Add +99.7% 234,863 $1.5M
ExodusPoint Capital Management, LP 0.02% Add +22.4% 231,271 $1.5M
Engineers Gate Manager LP 0.02% New 230,740 $1.4M
Deutsche Bank AG 0.00% Add +2.8% 227,135 $1.4M
Royce & Associates LP 0.01% Add +34.5% 226,320 $1.4M
Dark Forest Capital Management LP 0.06% Add +57.9% 217,383 $1.4M
Guinness Asset Management LTD 0.02% Add +2.4% 214,854 $1.3M
CoreCommodity Management, LLC 0.27% Reduce -17.4% 205,494 $1.3M
Victory Capital Management Inc. 0.00% Reduce -13.6% 204,557 $1.3M
Nisa Investment Advisors, LLC 0.00% Add +0.3% 202,493 $1.3M
Glenorchy Capital Ltd 0.82% Add +3.4% 200,316 $1.3M
AQR Capital Management 0.00% Reduce -46.8% 199,169 $1.2M
Cresset Asset Management, LLC 0.00% Add +0.1% 184,805 $1.2M
Jump Financial, LLC 0.02% New 178,110 $1.1M
Sei Investments Co. 0.00% Add +274.5% 173,953 $1.1M
Orion Porfolio Solutions, LLC 0.01% Reduce -0.6% 166,690 $1.0M
Wedge Capital Management L L P 0.02% Add +7.3% 165,183 $1.0M
BNP Paribas Financial Markets 0.00% Reduce -14.3% 163,332 $1.0M
Gsa Capital Partners LLP 0.09% Reduce -26.3% 160,524 $1.0M
Wells Fargo & Company 0.00% Add +51.2% 157,756 $989K
EntryPoint Capital, LLC 0.38% New 156,653 $982K
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% No change 153,023 $959K
Alliancebernstein L.P. 0.00% Add +0.2% 151,330 $949K
New York State Teachers Retirement System 0.00% No change 149,063 $935K
California State Teachers Retirement System 0.00% Reduce -0.3% 133,029 $834K
Man Group plc 0.00% New 130,006 $815K
SummerHaven Investment Management, LLC 0.45% No change 126,996 $796K
Aristeia Capital, L.L.C. 0.04% Add +807.6% 126,126 $791K
Nierenberg Investment Management Company, LLC 0.39% No change 124,450 $780K
CANADA LIFE ASSURANCE Co 0.00% Reduce -50.0% 119,090 $746K
Algert Global LLC 0.01% New 105,290 $660K
Clayton Partners LLC 0.45% New 100,000 $627K
T. Rowe Price Associates Inc. 0.00% Add +10.8% 99,340 $623K
Jacobs Levy Equity Management, Inc. 0.00% New 98,178 $616K
Thrivent Financial for Lutherans 0.00% Reduce -4.7% 93,990 $589K
Guggenheim Capital LLC 0.00% Add +330.4% 86,916 $545K
Numerai GP LLC 0.06% Add +223.8% 85,817 $538K
Fox Run Management, L.L.C. 0.08% New 85,781 $538K
XTX Topco Ltd 0.01% Add +7.2% 82,606 $518K
NewEdge Advisors, LLC 0.00% Add +20365.3% 81,861 $513K
Federated Hermes, Inc. 0.00% Add +621.6% 80,866 $507K
Comerica Bank 0.00% Add +2.6% 80,619 $505K
HSBC Holdings PLC 0.00% Add +230.0% 78,410 $492K
Amundi 0.00% Add +112.8% 76,131 $477K
State of Alaska, Department of Revenue 0.01% Add +1.2% 75,151 $470K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Add +24.0% 73,376 $470K
Schonfeld Strategic Advisors LLC 0.00% Add +50.3% 74,321 $466K
Susquehanna International Group, LLP 0.00% Reduce -37.3% 70,155 $440K
MetLife Investment Management, LLC 0.00% Reduce -15.0% 69,732 $437K
Brevan Howard Capital Management LP 0.01% Reduce -4.8% 69,335 $435K
Caxton Associates LLP 0.01% Add +211.4% 68,910 $432K
Illinois Municipal Retirement Fund 0.01% Reduce -13.1% 68,818 $431K
State of Tennessee, Department of Treasury 0.00% Add +52.4% 53,671 $426K
State Board of Administration of Florida Retirement System 0.00% No change 63,997 $401K
Janus Henderson Group PLC 0.00% No change 63,150 $396K
Louisiana State Employees Retirement System 0.01% Reduce -0.2% 62,700 $393K
Magnetar Financial LLC 0.00% New 62,454 $392K
Y-Intercept (Hong Kong) Ltd 0.01% New 62,099 $389K
Intech Investment Management LLC 0.00% Reduce -63.1% 60,052 $377K
Diversified Trust Co. 0.01% No change 59,463 $373K
ARGA Investment Management, LP 0.01% No change 59,441 $373K
Allspring Global Investments Holdings, LLC 0.00% Add +39.2% 56,245 $360K
Quantinno Capital Management LP 0.00% Add +96.3% 54,744 $343K
EP Wealth Advisors, LLC 0.00% — 52,642 $330K
Prelude Capital Management, LLC 0.02% Add +359.6% 52,500 $329K
Citigroup Inc. 0.00% Reduce -52.2% 49,157 $308K
Counterpoint Mutual Funds LLC 0.02% New 47,320 $297K
PharVision Advisers, LLC 0.14% New 45,423 $285K
North Star Investment Management Corp. 0.02% No change 44,000 $276K
Aquatic Capital Management LLC 0.01% New 43,453 $272K
SG Americas Securities, LLC 0.00% Reduce -4.9% 42,413 $266K
Manufacturers Life Insurance Company, The 0.00% Reduce -10.9% 42,212 $265K
Yousif Capital Management, LLC 0.00% Reduce -12.5% 37,255 $263K
New York State Common Retirement Fund 0.00% No change 40,514 $254K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +40.9% 39,941 $250K
Amalgamated Bank 0.00% Reduce -0.2% 39,792 $249K
Great Lakes Advisors, LLC 0.00% New 39,012 $245K
Arizona State Retirement System 0.00% Reduce -8.8% 38,845 $244K
Acadian Asset Management LLC 0.00% New 38,505 $241K
Boothbay Fund Management, LLC 0.01% New 37,897 $238K
Two Sigma Advisers, LP 0.00% Reduce -26.3% 37,200 $233K
MQS Management LLC 0.13% New 35,147 $220K
PNC Financial Services Group, Inc. 0.00% Add +3.2% 35,013 $220K
DRW Securities, LLC 0.02% Reduce -24.7% 34,659 $217K
Profund Advisors LLC 0.01% Add +25.8% 34,610 $217K
Teachers Retirement System of the State of Kentucky 0.00% Reduce -14.5% 34,523 $217K
Police & Firemen's Retirement System of New Jersey 0.00% Reduce -13.6% 34,218 $215K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.00% Reduce -2.7% 33,863 $212K
Prospera Financial Services Inc 0.00% New 33,550 $210K
Oregon Public Employees Retirement Fund 0.00% Add +1.6% 31,301 $196K
KLP Kapitalforvaltning As 0.00% Add +13.6% 30,100 $189K
Raymond James Financial Inc. 0.00% Reduce -71.2% 29,713 $186K
Creative Planning 0.00% Add +5.8% 29,436 $185K
Axq Capital, LP 0.04% Add +151.0% 29,349 $184K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +9.0% 28,961 $182K
Alpine Global Management, LLC 0.04% New 28,752 $180K
Mirabella Financial Services LLP 0.02% New 28,551 $179K
ProShare Advisors LLC 0.00% Add +3.3% 27,019 $169K
Aigen Investment Management, LP 0.04% New 26,777 $168K
Entropy Technologies, LP 0.01% New 25,409 $159K
iSAM Funds (UK) Ltd 0.05% New 23,906 $150K
Corient Private Wealth LP 0.00% Reduce -2.0% 22,186 $139K
Pictet Asset Management Holding SA 0.00% No change 22,157 $139K
Bank of Montreal 0.00% Add +0.4% 20,700 $130K
Mackenzie Financial Corp. 0.00% Reduce -3.3% 20,442 $129K
Maryland State Retirement & Pension System 0.00% No change 19,652 $123K
Tower Research Capital LLC (TRC) 0.00% Add +289.4% 18,798 $118K
Envestnet Asset Management Inc. 0.00% Reduce -11.2% 17,449 $109K
Brooklyn Investment Group 0.00% New 16,937 $106K
Gotham Asset Management 0.00% New 16,673 $105K
Oak Thistle LLC 0.01% New 16,577 $104K
Cetera Investment Advisers 0.00% Reduce -4.3% 16,318 $102K
Meeder Advisory Services, Inc. 0.00% Add +1.1% 15,869 $99K
Mutual of America Capital Management LLC 0.00% Add +2.1% 15,634 $98K
Mercer Global Advisors Inc. 0.00% Add +3.1% 15,155 $95K
O'shaughnessy Asset Management, LLC 0.00% Reduce -1.9% 14,926 $94K
Canada Pension Plan Investment Board 0.00% New 14,800 $93K
Ewa, LLC 0.02% Reduce -0.3% 13,603 $85K
Graham Capital Management, L.P. 0.00% New 13,562 $85K
CIBC Asset Management Inc 0.00% New 13,483 $85K
Assetmark, Inc. 0.00% Add +5.6% 13,483 $85K
Inscription Capital, LLC 0.01% New 13,243 $83K
Anson Capital, Inc. 0.06% Reduce -4.8% 13,057 $82K
CSS LLC 0.01% New 13,000 $82K
LPL Financial LLC 0.00% Reduce -5.2% 12,907 $81K
Stifel Financial Corp. 0.00% Reduce -6.3% 12,155 $76K
Aaron Wealth Advisors LLC 0.00% New 11,842 $74K
Ameritas Investment Partners, Inc. 0.00% No change 11,624 $73K
Worth Asset Management, LLC 0.03% Reduce -19.0% 11,570 $73K
Xponance LLC 0.00% Add +0.6% 11,000 $69K
Cwm, LLC 0.00% Reduce -5.8% 10,835 $68K
Franklin Resources Inc. 0.00% Reduce -69.7% 10,767 $68K
Crossmark Global Holdings, Inc. 0.00% No change 10,392 $65K
Canandaigua National Bank & Trust Co. 0.01% Reduce -3.4% 10,388 $65K
Caldwell Sutter Capital, Inc. 0.03% No change 10,000 $63K
Guinness Atkinson Asset Management Inc 0.03% No change 9,762 $61K
AlphaQuest LLC 0.00% No change 8,877 $56K
Royal Bank of Canada 0.00% Add +175.9% 6,993 $44K
Sterling Capital Management LLC 0.00% Reduce -13.2% 6,431 $40K
PEAK6 LLC 0.00% New 6,062 $38K
STRS Ohio 0.00% Reduce -50.5% 5,300 $33K
Smartleaf Asset Management LLC 0.00% Reduce -7.0% 4,347 $27K
Farther Finance Advisors, LLC 0.00% Reduce -94.1% 4,333 $27K
Quarry LP 0.00% New 4,288 $27K
Public Employees Retirement System of Ohio 0.00% Add +8.5% 4,249 $27K
Sunbelt Securities, Inc. 0.00% No change 3,732 $23K
Arax Advisory Partners 0.00% Reduce -49.5% 3,719 $23K
Osaic Holdings, Inc. 0.00% Reduce -8.8% 2,890 $18K
Steward Partners Investment Advisory, LLC 0.00% No change 2,329 $15K
State of Wyoming 0.00% Add +31.7% 2,283 $14K
Private Wealth Asset Management, LLC 0.00% No change 2,135 $13K
Founders Capital Management 0.01% No change 2,000 $13K
AdvisorNet Financial, Inc 0.00% Add +44.6% 1,994 $13K
GAMMA Investing LLC 0.00% Add +25.5% 1,937 $12K
Hantz Financial Services, Inc. 0.00% Add +67.5% 1,705 $11K
Versant Capital Management, Inc 0.00% Add +150.3% 1,632 $10K
Wilmington Savings Fund Society, FSB 0.00% No change 1,320 $8K
Signaturefd, LLC 0.00% No change 1,315 $8K
MassMutual Private Wealth & Trust, FSB 0.00% Add +6.3% 1,269 $8K
Prestige Wealth Management Group LLC 0.00% No change 1,234 $8K
US Bancorp \de 0.00% No change 1,218 $8K
TCTC Holdings, LLC 0.00% No change 1,160 $7K
Salomon & Ludwin, LLC 0.00% Reduce -4.9% 978 $7K
Basecamp Wealth Advisors LLC 0.00% — 1,039 $7K
Quadrant Capital Group LLC 0.00% Add +70.0% 857 $5K
Hilton Head Capital Partners, LLC 0.00% — 771 $5K
SBI Securities Co., Ltd. 0.00% Add +2.3% 716 $4K
Allworth Financial LP 0.00% Add +19.0% 707 $4K
Optiver Holding B.V. 0.00% Add +166.3% 671 $4K
Fifth Third Bancorp 0.00% No change 625 $4K
UMB Bank, n.a. 0.00% Reduce -3.4% 572 $4K
Los Angeles Capital Management LLC 0.00% New 525 $4K
Sound Income Strategies, LLC 0.00% New 442 $3K
Centerpoint Advisors, LLC 0.00% No change 500 $3K
Bessemer Group Inc. 0.00% Reduce -68.0% 501 $3K
Pinnacle Wealth Planning Services, Inc. 0.00% New 442 $3K
Private Wealth Management Group, LLC 0.00% New 284 $2K
Byrne Asset Management LLC 0.00% No change 200 $1K
Rockefeller Capital Management L.P. 0.00% Reduce -68.2% 191 $1K
Parkside Financial Bank & Trust 0.00% No change 169 $1K
Covestor Ltd 0.00% Reduce -59.3% 101 $1K
Rothschild Investment LLC 0.00% Add +9.7% 159 $997
Ares Financial Consulting, LLC 0.00% — 119 $746
Picton Mahoney Asset Management 0.00% No change 119 $746
Physician Wealth Advisors, Inc. 0.00% No change 115 $722
Jones Financial Companies LLLP 0.00% No change 113 $709
Farmers & Merchants Investments Inc. 0.00% No change 101 $633
Harbor Investment Advisory, LLC 0.00% No change 87 $545
True Wealth Design, LLC 0.00% No change 73 $458
Larson Financial Group LLC 0.00% Add +113.3% 64 $401
Global Retirement Partners, LLC 0.00% New 63 $395
Essential Partners LLC 0.00% Reduce -53.1% 61 $382
Country Trust Bank 0.00% No change 43 $270
EverSource Wealth Advisors, LLC 0.00% Reduce -65.0% 36 $226
CIBC Private Wealth Group LLC 0.00% New 32 $201
Cedar Mountain Advisors, LLC 0.00% No change 28 $176
Ankerstar Wealth, LLC 0.00% — 19 $119
MAI Capital Management 0.00% New 12 $76
IFP Advisors, Inc 0.00% Reduce -97.5% 9 $56
Annis Gardner Whiting Capital Advisors, LLC 0.00% New 6 $38
Gilpin Wealth Management, LLC 0.00% — 6 $38
Leonteq Securities AG 0.00% No change 3 $19
Dunhill Financial, LLC 0.00% New 1 $9
Parallel Advisors, LLC 0.00% No change 1 $6
Coston, McIsaac & Partners 0.00% No change 30 $0

"% of holder's portfolio" is HOS's weight in each manager's 13F, not the share of Hornbeck Offshore Services I the manager owns.